54351736645220 has 96 divisors (see below), whose sum is σ = 130938824540160. Its totient is φ = 18564229918080.

The previous prime is 54351736645201. The next prime is 54351736645273. The reversal of 54351736645220 is 2254663715345.

It is a super-2 number, since 2×54351736645220² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 402362051 + ... + 402497109.

It is an arithmetic number, because the mean of its divisors is an integer number (1363946088960).

Almost surely, 2^{54351736645220} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54351736645220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65469412270080).

54351736645220 is an abundant number, since it is smaller than the sum of its proper divisors (76587087894940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54351736645220 is a wasteful number, since it uses less digits than its factorization.

54351736645220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145953 (or 145951 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 53.

The spelling of 54351736645220 in words is "fifty-four trillion, three hundred fifty-one billion, seven hundred thirty-six million, six hundred forty-five thousand, two hundred twenty".